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Cheap flights from Ireland to Belfast from €48

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ireland to Belfast

Recent return flight deals from Ireland to Belfast

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:15 - 11:45DUB  Dublin-BFS Belfast Intl
5h 30m1 stop Edinburgh Turnhouse
Multiple Airlines Logo
08:25 - 15:55BFS  Belfast Intl-DUB Dublin
7h 30m1 stop Manchester
€103Multiple Airlines
Mon, 14 Dec - Tue, 15 Dec
Multiple Airlines Logo
09:30 - 15:50DUB  Dublin-BFS Belfast Intl
6h 20m1 stop London Stansted
Multiple Airlines Logo
14:50 - 20:25BFS  Belfast Intl-DUB Dublin
5h 35m1 stop Edinburgh Turnhouse
€104Multiple Airlines
Fri, 1 Jan - Fri, 8 Jan
Multiple Airlines Logo
05:55 - 17:00DUB  Dublin-BFS Belfast Intl
11h 05m1 stop Edinburgh Turnhouse
Multiple Airlines Logo
14:50 - 20:25BFS  Belfast Intl-DUB Dublin
5h 35m1 stop Edinburgh Turnhouse
€105Multiple Airlines
Fri, 1 Jan - Fri, 8 Jan
Multiple Airlines Logo
08:25 - 12:20DUB  Dublin-BFS Belfast Intl
3h 55m1 stop Leeds/Bradford
Multiple Airlines Logo
14:50 - 21:45BFS  Belfast Intl-DUB Dublin
6h 55m1 stop Liverpool J. Lennon
€106Multiple Airlines
Tue, 8 Dec - Tue, 15 Dec
Multiple Airlines Logo
05:55 - 17:00DUB  Dublin-BFS Belfast Intl
11h 05m1 stop Edinburgh Turnhouse
Multiple Airlines Logo
14:50 - 20:25BFS  Belfast Intl-DUB Dublin
5h 35m1 stop Edinburgh Turnhouse
€108Multiple Airlines
Fri, 1 Jan - Fri, 8 Jan
Multiple Airlines Logo
18:00 - 22:45DUB  Dublin-BFS Belfast Intl
4h 45m1 stop Glasgow Intl
Multiple Airlines Logo
14:50 - 20:25BFS  Belfast Intl-DUB Dublin
5h 35m1 stop Edinburgh Turnhouse
€109Multiple Airlines
Fri, 1 Jan - Fri, 8 Jan
Multiple Airlines Logo
18:00 - 22:45DUB  Dublin-BFS Belfast Intl
4h 45m1 stop Glasgow Intl
Multiple Airlines Logo
10:00 - 18:05BFS  Belfast Intl-DUB Dublin
8h 05m1 stop London Stansted
€110Multiple Airlines
Fri, 1 Jan - Sat, 9 Jan
Multiple Airlines Logo
18:55 - 07:30DUB  Dublin-BFS Belfast Intl
12h 35m1 stop London Stansted
Multiple Airlines Logo
17:05 - 08:35BFS  Belfast Intl-DUB Dublin
15h 30m1 stop London Stansted
€111Multiple Airlines
Tue, 8 Dec - Tue, 15 Dec
Multiple Airlines Logo
09:30 - 22:15DUB  Dublin-BFS Belfast Intl
12h 45m1 stop Birmingham
Multiple Airlines Logo
06:30 - 18:05BFS  Belfast Intl-DUB Dublin
11h 35m1 stop Birmingham
€112Multiple Airlines
Fri, 1 Jan - Sat, 9 Jan
Multiple Airlines Logo
09:30 - 22:15DUB  Dublin-BFS Belfast Intl
12h 45m1 stop Birmingham
Multiple Airlines Logo
06:30 - 18:05BFS  Belfast Intl-DUB Dublin
11h 35m1 stop Birmingham
€113Multiple Airlines
Fri, 1 Jan - Sat, 9 Jan

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Use the filters below to find and compare flights from Ireland to Belfast that are best for you.

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Route

Depart

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Price

Cheapest return flight

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Mon 14/12

06:15-11:45

1 stop5h 30m

Belfast Intl

Tue 15/12

08:25-15:55

1 stop7h 30m

€103

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 1/1

09:30-15:50

1 stop6h 20m

Belfast Intl

Fri 8/1

14:50-20:25

1 stop5h 35m

€104

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 1/1

05:55-17:00

1 stop11h 05m

Belfast Intl

Fri 8/1

14:50-20:25

1 stop5h 35m

€105

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Tue 8/12

08:25-12:20

1 stop3h 55m

Belfast Intl

Tue 15/12

14:50-21:45

1 stop6h 55m

€106

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 1/1

05:55-17:00

1 stop11h 05m

Belfast Intl

Fri 8/1

14:50-20:25

1 stop5h 35m

€108
Fastest return journey

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 1/1

18:00-22:45

1 stop4h 45m

Belfast Intl

Fri 8/1

14:50-20:25

1 stop5h 35m

€109

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 1/1

18:00-22:45

1 stop4h 45m

Belfast Intl

Sat 9/1

10:00-18:05

1 stop8h 05m

€110

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Tue 8/12

18:55-07:30

1 stop12h 35m

Belfast Intl

Tue 15/12

17:05-08:35

1 stop15h 30m

€111

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 1/1

09:30-22:15

1 stop12h 45m

Belfast Intl

Sat 9/1

06:30-18:05

1 stop11h 35m

€112

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 1/1

09:30-22:15

1 stop12h 45m

Belfast Intl

Sat 9/1

06:30-18:05

1 stop11h 35m

€113

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Ireland to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Belfast?

The average flight duration from Ireland to Belfast depends on which airport you fly into and out of. Flying from Dublin to Belfast Intl Airport is 5h 30m on average, while flying from Shannon to Belfast Intl Airport is 6h 10m on average. Belfast Intl Airport is the most popular airport in Belfast.

Cheap Ireland to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Belfast

Best price found

€48

Fastest flight time

3h 45m

Direct flights

None
The best one-way flight to Belfast from Ireland in the past 72 hours is €48. The best return flight deal from Ireland to Belfast found on momondo in the last 72 hours is €103.
The fastest flight from Ireland to Belfast takes 3h 45m
There are no direct flights from Ireland to Belfast. There are no popular flight routes from Ireland to Belfast.
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Frequently asked questions about flying from Ireland to Belfast

  • When did momondo last update prices for flights from Ireland to Belfast?

    Prices for flights from Ireland to Belfast are refreshed on a daily basis.

  • How old do you have to be to fly from Ireland to Belfast?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Belfast?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Belfast . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ireland to Belfast with flexible booking policies on momondo?

Yes. All flights to Belfast from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to Belfast?

Once all potential Ireland to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ireland to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ireland to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Belfast Intl Airport
Belfast City Airport